function Request(name) {
	var pattern = /(\w*)=([a-zA-Z0-9\u4e00-\u9fa5]+)/ig, params = {};
	decodeURIComponent(window.location.href, true).replace(pattern,
			function(a, b, c) {
				params[b] = c;
			});
	return params[name] ? params[name] : null;
}

var GetNodeValue = function(obj) {
	var str = "";
	if (window.ActiveXObject) // IE
	{
		str = obj.text;
	} else // Mozilla
	{
		try {
			str = obj.childNodes[0].nodeValue;
		} catch (ex) {
			str = "";
		}
	}
	return str;
};

var SetNodeValue = function(obj, text) {
	if (window.ActiveXObject) {
		obj.text = text;
	} else {
		var node = obj.childNodes[0];
		node.nodeValue = text;
	}

};
if (!window.ActiveXObject)

{
	if (document.implementation && document.implementation.createDocument) {
		XMLDocument.prototype.loadXML = function(xmlString) {
			var childNodes = this.childNodes;
			for ( var i = childNodes.length - 1; i >= 0; i--)
				this.removeChild(childNodes[i]);

			var dp = new DOMParser();
			var newDOM = dp.parseFromString(xmlString, "text/xml");
			var newElt = this.importNode(newDOM.documentElement, true);
			this.appendChild(newElt);
		};

		// check for XPath implementation
		if (document.implementation.hasFeature("XPath", "3.0")) {
			// prototying the XMLDocument
			XMLDocument.prototype.selectNodes = function(cXPathString, xNode) {
				if (!xNode) {
					xNode = this;
				}
				var oNSResolver = this.createNSResolver(this.documentElement);
				var aItems = this.evaluate(cXPathString, xNode, oNSResolver,
						XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
				var aResult = [];
				for ( var i = 0; i < aItems.snapshotLength; i++) {
					aResult[i] = aItems.snapshotItem(i);
				}
				return aResult;
			};

			// prototying the Element
			Element.prototype.selectNodes = function(cXPathString) {
				if (this.ownerDocument.selectNodes) {
					return this.ownerDocument.selectNodes(cXPathString, this);
				} else {
					throw "For XML Elements Only";
				}
			};
		}

		// check for XPath implementation
		if (document.implementation.hasFeature("XPath", "3.0")) {
			// prototying the XMLDocument
			XMLDocument.prototype.selectSingleNode = function(cXPathString,
					xNode) {
				if (!xNode) {
					xNode = this;
				}
				var xItems = this.selectNodes(cXPathString, xNode);
				if (xItems.length > 0) {
					return xItems[0];
				} else {
					return null;
				}
			};

			// prototying the Element
			Element.prototype.selectSingleNode = function(cXPathString) {
				if (this.ownerDocument.selectSingleNode) {
					return this.ownerDocument.selectSingleNode(cXPathString,
							this);
				} else {
					throw "For XML Elements Only";
				}
			};
		}
	}
}